California earthquakes

M2.1 earthquake 1 km NE of San Leandro, California

A magnitude 2.1 earthquake struck 1 km NE of San Leandro, California on Sun, Feb 8, 1981, 5:35 PM PST (01:35 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.3 9 km NE of San Martin, California. This one was a foreshock.

San Leandro forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.1 (md), micro
Local time
UTC
1981-02-09 01:35:50 UTC
Depth
6.3 km (3.9 mi), shallow
Epicenter
37.735° N, 122.138° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.2 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
69°
Stations used
39

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 105 in the 60 days after this one and 61 in the 30 days before it.

After

  1. 2.39 km NE of San Martin, California · 16661 days ago · 8 km deep · 84 km away
  2. 1.75 km SSE of Herald, California · 16660 days ago · 0 km deep · 98 km away
  3. 2.60 km SSE of North Gate, California · 16660 days ago · 11 km deep · 22 km away
  4. 3.09 km SW of Brentwood, California · 16659 days ago · 17 km deep · 36 km away
  5. 2.315 km SSE of Livermore, California · 16659 days ago · 1 km deep · 44 km away
  6. 2.16 km WNW of Broadmoor, California · 16656 days ago · 4 km deep · 36 km away
  7. 2.77 km ENE of San Martin, California · 16656 days ago · 3 km deep · 88 km away
  8. 1.52 km WSW of Cupertino, California · 16656 days ago · 4 km deep · 47 km away
  9. 1.73 km SW of San Bruno, California · 16655 days ago · 8 km deep · 30 km away
  10. 2.19 km SSE of Sunol, California · 16654 days ago · 9 km deep · 35 km away
  11. 1.712 km ESE of Livermore, California · 16653 days ago · 8 km deep · 45 km away
  12. 2.3Northern California · 16653 days ago · 8 km deep · 46 km away
  13. 1.911 km E of Blackhawk, California · 16652 days ago · 10 km deep · 33 km away
  14. 1.69 km ESE of East Foothills, California · 16651 days ago · 9 km deep · 56 km away
  15. 2.75 km ENE of East Foothills, California · 16649 days ago · 5 km deep · 50 km away
  16. 2.54 km SE of Larkfield-Wikiup, California · 16649 days ago · 6 km deep · 98 km away
  17. 3.010 km S of Davenport, California · 16649 days ago · 9 km deep · 91 km away
  18. 1.50 km N of Pleasant Hill, California · 16649 days ago · 7 km deep · 25 km away
  19. 1.75 km SW of Gilroy, California · 16648 days ago · 5 km deep · 97 km away
  20. 2.27 km ENE of San Martin, California · 16648 days ago · 3 km deep · 88 km away
  21. 2.87 km ENE of San Martin, California · 16648 days ago · 3 km deep · 88 km away
  22. 3.17 km ENE of San Martin, California · 16647 days ago · 3 km deep · 88 km away
  23. 1.610 km NE of San Martin, CA · 16647 days ago · 8 km deep · 84 km away
  24. 1.67 km ENE of San Martin, California · 16647 days ago · 3 km deep · 89 km away
  25. 1.58 km ENE of Morgan Hill, California · 16645 days ago · 2 km deep · 81 km away
  26. 2.011 km E of Blackhawk, California · 16644 days ago · 11 km deep · 33 km away
  27. 1.61 km NNW of Pleasant Hill, California · 16642 days ago · 8 km deep · 26 km away
  28. 1.615 km SSE of Livermore, California · 16642 days ago · 2 km deep · 44 km away
  29. 1.615 km SSE of Livermore, California · 16642 days ago · 2 km deep · 44 km away
  30. 1.715 km SSE of Livermore, California · 16641 days ago · 3 km deep · 44 km away
  31. 1.79 km ESE of East Foothills, California · 16641 days ago · 9 km deep · 56 km away
  32. 2.614 km SSE of Livermore, California · 16641 days ago · 2 km deep · 44 km away
  33. 1.64 km NE of Interlaken, California · 16641 days ago · 12 km deep · 92 km away
  34. 2.04 km NE of Interlaken, California · 16641 days ago · 12 km deep · 92 km away
  35. 1.712 km N of Morgan Hill, California · 16640 days ago · 7 km deep · 69 km away
  36. 1.82 km SW of Moskowite Corner, California · 16640 days ago · 8 km deep · 78 km away
  37. 2.34 km E of Fremont, California · 16639 days ago · 10 km deep · 27 km away
  38. 4.45 km E of Fremont, California · 16639 days ago · 12 km deep · 27 km away
  39. 2.25 km E of Fremont, California · 16639 days ago · 10 km deep · 28 km away
  40. 2.15 km E of Fremont, California · 16639 days ago · 9 km deep · 28 km away
  41. 3.05 km E of Fremont, California · 16639 days ago · 11 km deep · 27 km away
  42. 1.74 km E of Fremont, California · 16639 days ago · 8 km deep · 27 km away
  43. 1.65 km E of Fremont, California · 16639 days ago · 9 km deep · 28 km away
  44. 2.45 km E of Fremont, California · 16639 days ago · 9 km deep · 29 km away
  45. 1.64 km E of Fremont, California · 16639 days ago · 14 km deep · 27 km away
  46. 1.65 km E of Fremont, California · 16639 days ago · 6 km deep · 28 km away
  47. 1.86 km E of Fremont, California · 16639 days ago · 9 km deep · 29 km away
  48. 2.15 km E of Fremont, California · 16639 days ago · 9 km deep · 28 km away
  49. 1.75 km E of Fremont, California · 16639 days ago · 9 km deep · 28 km away
  50. 1.85 km E of Fremont, California · 16639 days ago · 9 km deep · 28 km away
  51. 1.73 km E of Fremont, California · 16639 days ago · 8 km deep · 27 km away
  52. 2.05 km E of Fremont, California · 16639 days ago · 9 km deep · 29 km away
  53. 1.74 km E of Fremont, California · 16639 days ago · 9 km deep · 27 km away
  54. 1.65 km E of Fremont, California · 16639 days ago · 10 km deep · 27 km away
  55. 1.84 km E of Fremont, California · 16639 days ago · 9 km deep · 28 km away
  56. 1.85 km SSW of Sunol, California · 16639 days ago · 11 km deep · 28 km away
  57. 2.39 km NNE of Livermore, California · 16639 days ago · 13 km deep · 37 km away
  58. 1.64 km E of Fremont, California · 16639 days ago · 8 km deep · 27 km away
  59. 1.94 km E of Fremont, California · 16638 days ago · 10 km deep · 27 km away
  60. 1.85 km E of Fremont, California · 16638 days ago · 10 km deep · 27 km away

The first 60 of 105.

Before

  1. 2.07 km NNE of Pittsburg, California · 16662 days ago · 17 km deep · 47 km away
  2. 1.811 km SW of Brentwood, California · 16662 days ago · 14 km deep · 35 km away
  3. 1.59 km ESE of East Foothills, California · 16663 days ago · 8 km deep · 56 km away
  4. 1.96 km SW of Monte Sereno, California · 16663 days ago · 10 km deep · 60 km away
  5. 2.5Northern California · 16663 days ago · 10 km deep · 60 km away
  6. 1.83 km S of Communications Hill, California · 16664 days ago · 5 km deep · 58 km away
  7. 1.69 km NNE of Livermore, California · 16664 days ago · 12 km deep · 37 km away
  8. 1.67 km E of East Foothills, California · 16665 days ago · 9 km deep · 52 km away
  9. 1.67 km E of East Foothills, California · 16665 days ago · 9 km deep · 52 km away
  10. 1.57 km E of East Foothills, California · 16665 days ago · 9 km deep · 52 km away
  11. 1.54 km NNE of Morgan Hill, California · 16667 days ago · 5 km deep · 77 km away
  12. 1.511 km E of Blackhawk, California · 16668 days ago · 5 km deep · 34 km away
  13. 2.4Central California · 16668 days ago · 3 km deep · 98 km away
  14. 1.915 km SSE of Livermore, California · 16669 days ago · 3 km deep · 45 km away
  15. 2.010 km SW of Brentwood, California · 16669 days ago · 14 km deep · 35 km away
  16. 1.79 km SW of Ripon, California · 16670 days ago · 5 km deep · 82 km away
  17. 3.49 km ENE of Morgan Hill, California · 16670 days ago · 6 km deep · 82 km away
  18. 2.49 km ENE of Morgan Hill, California · 16671 days ago · 5 km deep · 82 km away
  19. 1.79 km ENE of Morgan Hill, California · 16671 days ago · 6 km deep · 82 km away
  20. 2.03 km SSW of Davenport, California · 16672 days ago · 6 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1060171. Read Tue, Sep 22, 2026, 12:18 PM UTC.